Amy Winehouse has reportedly split with her boyfriend of four months Reg Traviss following claims that he was unfaithful.

According to The Sun the 'Love Is A Losing Game' singer ended her short relationship with the film director during a blazing row over his intimate meetings with burlesque dancer ex-girlfriend Raven Isis Holt.

A friend of Winehouse said: "She hasn't spoken to Reg since and she's told everyone that it's over. She's pretty cut up about it, she was serious about him. Amy is confused and vulnerable."

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The 26-year-old star, who is a recovering alcoholic, has also allegedly been spotted crying in the London pub owned by her parents.

The paper additionally claimed that Winehouse has been bombarded with calls from ex-husband Blake Fielder-Civil in the wake of her break-up.